Table 1

Trials of ICDs in patients with ventricular tachycardia/ventricular fibrillation

Number in trial Control treatment Mean follow up ICD mortality Control mortality p Value
AVID5 1016Amiodarone or sotalol 18 months25% at 3 years36% at 3 years< ‚ÄČ0.02
CIDS6 659Amiodarone36 months8.3% per year10.2% per year0.142
CASH7 288Amiodarone or metoprolol57 months36%44%0.081